Under activity-based costing, overhead includes all indirect costs. so correct answer is all indirect costs.
<h3>Indirect costs: What are they?</h3>
The term "indirect costs" refers to operating costs that aren't immediately associated with a specific grant, contract, project function, or activity but are still essential to the organization's overall functionality and the accomplishment of its tasks.
Costs that are usually referred to as overhead expenses, such as rent and utilities, as well as general and administrative costs, such as wages for officers, expenses for the accounting department, and expenses for the personnel department, are examples of indirect costs.
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